ul,
ol {
  list-style: none;
}
* {
  margin: 0;
  padding: 0;
}
#canvas {
  background-color: #7effd5;
  position: relative;
}
body {
  margin: 0;
  padding: 0;
  overflow: hidden;
}
#acitons {
  position: fixed;
  top: 0;
  left: 0;
  padding: 10px;
}
.icon {
  width: 1em;
  height: 1em;
  vertical-align: -0.15em;
  fill: currentColor;
  overflow: hidden;
}
#acitons svg {
  width: 1.7em;
  height: 1.7em;
  margin: 0 3px;
  transition: all 0.3s;
}

#acitons svg.active {
  fill: red;
  transform: scale(1.2);
}
.colors {
  position: fixed;
  top: 50px;
  left: 10px;
}
.colors li {
  width: 20px;
  height: 20px;
  border: 1px solid #aaa;
  border-radius: 50%;
  margin: 10px 0;
  transition: all 0.3s;
}
.colors > li.black {
  background: black;
}
.colors > li.red {
  background: red;
}
.colors > li.green {
  background: green;
}
.colors > li.blue {
  background: blue;
}
.colors li.active {
  box-shadow: 1px 1px 3px rgba(0, 0, 0, 0.95);
  transform: scale(1.2);
}
